Home / 115,046.64-172,336.68-59,526

Finding the Fourth Proportional to 115,046.64, 172,336.68 and 59,526

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Solution

The fourth proportional to 115,046.64, 172,336.68 and 59,526 is: 89,168.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,046.64 : 172,336.68 = 59,526 : x
  2. Step 2: Convert to fraction form
    115,046.64/172,336.68 = 59,526/x
  3. Step 3: Cross multiply
    115,046.64x = 172,336.68 × 59,526
  4. Step 4: Simplify right side
    115,046.64x = 10,258,513,213.68
  5. Step 5: Solve for x
    x = 10,258,513,213.68/115,046.64
  6. Step 6: Final answer
    x = 89,168.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.